11. At a sea port, the depth of the water, h meters, at time, t hours, during a certain
day is given by this formula:
(a) State the: (i) period (ii) amplitude (iii) phase shift.
(b) What is the maximum depth of the water? When does it occur?
(c) Determine the depth of the water at 5:00 am and at 12:00 noon.
(d) Determine one time when the water is 2.25 meters deep.
GROUP HOMEWORK
POST SOLUTIONS TO THE BL0G
12. At a sea port, the depth of the water, h meters, at time, t hours, during
a certain day is given by this formula:
(a) State the: (i) period (ii) amplitude (iii) phase shift.
(b) What is the maximum depth of the water? When does it occur?
13. At a sea port, the depth of the water, h meter, at time, t hours, during a certain
day is given by this formula:
(c) Determine the depth of the water at 5:00 am and at 12:00 noon.
(d) Determine one time when the water is 2.25 meters deep.
14. At a sea port, the depth of the water, h meter, at time, t hours, during a certain
day is given by this formula:
(d) Determine one time when the water is 2.25 meters deep.